GM Service Manual Online
For 1990-2009 cars only

Condition

Action

SIR coil noisy.

Inspect snap ring for retention. Replace if necessary.

Replace the SIR coil assembly. Refer to Inflatable Restraint Steering Wheel Module Coil Disassemble - Off Vehicle or Inflatable Restraint Steering Wheel Module Coil Assemble - Off Vehicle .

The column is not correctly aligned.

Align the column.

There is 1 click in the OFF--UNLOCK position and when the steering wheel is moved.

One click is normal.

The horn contact ring is not lubricated.

Lubricate. Refer to Fluid and Lubricant Recommendations .

The bearings or the bearing surfaces lack grease.

Lubricate the bearings. Refer to Fluid and Lubricant Recommendations .

The lower shaft bearing is tight or frozen.

  1. Replace the bearing. Refer to Steering Shaft, Lower Bearing, and Jacket - Disassemble - Off Vehicle .
  2. Inspect the shaft.
  3. Replace the shaft if the shaft is scored. Refer to Intermediate Steering Shaft Replacement .

The upper shaft bearing is tight or frozen.

Replace the housing assembly. Refer to Steering Column Replacement .

The lock plate retaining ring is not seated.

  1. Replace the retaining ring.
  2. Inspect for proper seating in the groove. Refer to Steering Column Tilt Head Housing - Disassemble - Off Vehicle or Steering Column Tilt Head Housing - Assemble - Off Vehicle .

The steering shaft snap ring is not seated.

  1. Replace the snap ring.
  2. Inspect for proper seating in the groove. Refer to Inflatable Restraint Steering Wheel Module Coil Disassemble - Off Vehicle or Inflatable Restraint Steering Wheel Module Coil Assemble - Off Vehicle .

The shroud or housing is loose.

Tighten the mounting screws. Refer to Fastener Tightening Specifications .

The steering shaft plastic joint is sheared.

  1. Replace the steering shaft. Refer to Intermediate Steering Shaft Replacement .
  2. Align the column.